There are no active watches, warnings or advisories for Markham, ON.

Updated: @ 18-Sep-2018 10:10pm - next update at 10:20pm  
Summary / Temperature Wind Rain Outlook
Night time, Dry Night time, Dry
Currently: 16.0C, Max: 27.3C, Min: 16.0C 16.0°C
Colder 0.6°C than last hour.

Cool

Feels like (Humidex): 16°C

24-hr difference
-6.4°CColder 6.4°C than yesterday at this time.
  Today Yesterday
High: 27.3°C
2:40pm
29.0°C
2:25pm
Low: 16.0°C
10:09pm
17.3°C
6:17am
 Calm N
0.0
Gust:
0.0 km/h
0 Bft - Calm
Today: 29.0 km/h 12:28pm
Gust Month: 46.6 km/h September 5
Rain Today: 0.0 mm
Rain Rate (/hr): 0.0 mm
Rain Yesterday: 0.0 mm
Storm Rain: 0.0 mm
This Month: 27.2 mm
Season Total: 586.8 mm
5 rain days in September.
Wednesday
A mix of sun and cloud
A mix of sun and cloud
Humidity & Barometer Almanac Moon
Humidity: 86 % Increased 2.0% since last hour.
Dew Point: 13.7°C Decreased 0.2°C since last hour.
Barometer: 1011.4 hPa Rising 0.4  hPa/hr
Baro Trend: Steady
Sunrise: 7:01am
Sunset: 7:20pm
Moonrise: 4:49pm
Moonset: 1:25am
Waxing Gibbous
Waxing Gibbous, Moon at 9 days in cycle
70%
Illuminated
UV Index Solar Radiation
   0.0    None
High: 5.5 @ 12:48pm
0 W/m2 (0 %)
High: 826 @  11:41am
 Pool Temperature 
85.0°F
 EC Weather Forecast  - Outlook: Tonight & Wednesday
Tuesday night
A few clouds
A few clouds

Min: 13°C
EC forecast: A few clouds. Wind northwest 20 km/h becoming light late this evening. Low 13.
Davis VP+ forecast: Partly cloudy and cooler.
 
Wednesday
A mix of sun and cloud
A mix of sun and cloud

Max: 22°C
EC forecast: A mix of sun and cloud. High 22. UV index 6 or high.
Radar, courtesy of Environment Canada